Faculty

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Ann S. Hamilton, PhD
Professor of Research Preventive Medicine
Preventive Medicine
SSB 318E 2001 N. Soto Street Health Sciences Campus Los Angeles
+1 323 865 0434

Overview

Dr. Hamilton is a cancer epidemiologist whose research has focused on breast, prostate, and testicular cancer, as well as Kaposi's Sarcoma. She has studied cancers in twins and is currently involved with an investigation of the relationship of exercise to endogenous estrogen levels in healthy identical twins.

Publications

Gaps in Incorporating Germline Genetic Testing Into Treatment Decision-Making for Early-Stage Breast Cancer. J Clin Oncol. 2017 Apr 12; JCO2016716480. View in: PubMed

Surgeon Attitudes and Use of MRI in Patients Newly Diagnosed with Breast Cancer. Ann Surg Oncol. 2017 Mar 22. View in: PubMed

The Influence of Psychosocial Constructs on the Adherence to Active Surveillance for Localized Prostate Cancer in a Prospective, Population-Based Cohort. Urology. 2017 Feb 09. View in: PubMed

Supporting long-term follow-up of young adult survivors of childhood cancer: Correlates of healthcare self-efficacy. Pediatr Blood Cancer. 2017 Feb; 64(2):358-363. View in: PubMed

Treatment-associated toxicities reported by patients with early-stage invasive breast cancer. Cancer. 2017 Jan 24. View in: PubMed

Discordance between original and central laboratories in ER and HER2 results in a diverse, population-based sample. Breast Cancer Res Treat. 2017 Jan; 161(2):375-384. View in: PubMed

Association Between Radiation Therapy, Surgery, or Observation for Localized Prostate Cancer and Patient-Reported Outcomes After 3 Years. JAMA. 2017 03 21; 317(11):1126-1140. View in: PubMed

Genetic Testing and Counseling Among Patients With Newly Diagnosed Breast Cancer. JAMA. 2017 02 07; 317(5):531-534. View in: PubMed

Second Opinions From Medical Oncologists for Early-Stage Breast Cancer: Prevalence, Correlates, and Consequences. JAMA Oncol. 2016 Dec 29. View in: PubMed

Contralateral Prophylactic Mastectomy Decisions in a Population-Based Sample of Patients With Early-Stage Breast Cancer. JAMA Surg. 2016 Dec 21. View in: PubMed

Stomach cancer disparity among Korean Americans by tumor characteristics: comparison with non-Hispanic whites, Japanese Americans, South Koreans, and Japanese. Cancer Epidemiol Biomarkers Prev. 2016 Dec 01. View in: PubMed

Metastatic Colorectal Cancer in Hispanics: Treatment Outcomes in a Treated Population. Clin Colorectal Cancer. 2016 Dec; 15(4):e221-e227. View in: PubMed

Racial Variation in Patient-Reported Outcomes Following Treatment for Localized Prostate Cancer: Results from the CEASAR Study. Eur Urol. 2016 Nov 2. View in: PubMed

Worry about recurrence in a multi-ethnic population of breast cancer survivors and their partners. Support Care Cancer. 2016 Nov; 24(11):4669-78. View in: PubMed

Substance use among adolescent and young adult cancer survivors. Psychooncology. 2016 Nov; 25(11):1357-1362. View in: PubMed

Knowledge of Clinical Trial Availability and Reasons for Nonparticipation Among Adolescent and Young Adult Cancer Patients: A Population-based Study. Am J Clin Oncol. 2016 Sep 15. View in: PubMed

The Comparative Harms of Open and Robotic Prostatectomy in Population Based Samples. J Urol. 2016 Feb; 195(2):321-9. View in: PubMed

Successful external validation of a model to predict other cause mortality in localized prostate cancer. BMC Med. 2016; 14(1):25. View in: PubMed

Case-linked analysis of clinical trial enrollment among adolescents and young adults at a National Cancer Institute-Designated comprehensive cancer center. Cancer. 2015 Dec 15; 121(24):4398-406. View in: PubMed

Reply to S. M. Sorscher and A. B. Hafeez Bhatti. J Clin Oncol. 2015 Dec 10; 33(35):4233. View in: PubMed

Impact of the AYA HOPE Comorbidity Index on Assessing Health Care Service Needs and Health Status among Adolescents and Young Adults with Cancer. Cancer Epidemiol Biomarkers Prev. 2015 Dec; 24(12):1844-9. View in: PubMed

Fertility preservation knowledge, counseling, and actions among adolescent and young adult patients with cancer: A population-based study. Cancer. 2015 Oct 1; 121(19):3499-506. View in: PubMed

Common Immune-Related Exposures/Conditions and Risk of Non-Hodgkin Lymphoma: A Case-Control Study of Disease-Discordant Twin Pairs. Am J Epidemiol. 2015 Sep 1; 182(5):417-25. View in: PubMed

Radical Prostatectomy or External Beam Radiation Therapy vs No Local Therapy for Survival Benefit in Metastatic Prostate Cancer: A SEER-Medicare Analysis. J Urol. 2015 Aug; 194(2):378-85. View in: PubMed

Liver transplantation for metastatic neuroendocrine tumors: Outcomes and prognostic variables. J Surg Oncol. 2015 Aug; 112(2):125-32. View in: PubMed

The Evolution of Self-Reported Urinary and Sexual Dysfunction over the Last Two Decades: Implications for Comparative Effectiveness Research. Eur Urol. 2015 Jun; 67(6):1019-25. View in: PubMed

Patient-reported Quality of Life and Satisfaction With Cosmetic Outcomes After Breast Conservation and Mastectomy With and Without Reconstruction: Results of a Survey of Breast Cancer Survivors. Ann Surg. 2015 Jun; 261(6):1198-206. View in: PubMed

Prevalence and predictors of recent skin examination in a population-based twin cohort. Cancer Epidemiol Biomarkers Prev. 2015 May 20. View in: PubMed

Concerns about cancer risk and experiences with genetic testing in a diverse population of patients with breast cancer. J Clin Oncol. 2015 May 10; 33(14):1584-91. View in: PubMed

Decision Regret following Treatment for Localized Breast Cancer: Is Regret Stable Over Time? Med Decis Making. Decision Regret following Treatment for Localized Breast Cancer: Is Regret Stable Over Time? Med Decis Making. 2015 May; 35(4):446-57. View in: PubMed

Influence of age on incident diabetes and cardiovascular disease in prostate cancer survivors receiving androgen deprivation therapy. J Urol. 2015 Apr; 193(4):1226-31. View in: PubMed

Cancer-related follow-up care among Hispanic and non-Hispanic childhood cancer survivors: The Project Forward study. Cancer. 2015 Feb 15; 121(4):605-13. View in: PubMed

Self-Reported Health Status Predicts Other-Cause Mortality in Men with Localized Prostate Cancer: Results from the Prostate Cancer Outcomes Study. J Gen Intern Med. 2015 Feb 13. View in: PubMed

Prediction of Long-term Other-cause Mortality in Men With Early-stage Prostate Cancer: Results From the Prostate Cancer Outcomes Study. Urology. 2015 Jan; 85(1):92-100. View in: PubMed

Racial and Ethnic Disparities in Patient-Provider Communication, Quality-of-Care Ratings, and Patient Activation Among Long-Term Cancer Survivors. J Clin Oncol. 2014 Dec 20; 32(36):4087-94. View in: PubMed

Use of appropriate initial treatment among adolescents and young adults with cancer. J Natl Cancer Inst. 2014 Nov; 106(11). View in: PubMed

Access to breast reconstruction after mastectomy and patient perspectives on reconstruction decision making. JAMA Surg. 2014 Oct 1; 149(10):1015-21. View in: PubMed

Treatment patterns for prostate cancer: comparison of medicare claims data to medical record review. Med Care. 2014 Sep; 52(9):e58-64. View in: PubMed

Follow-up care experiences and perceived quality of care among long-term survivors of breast, prostate, colorectal, and gynecologic cancers. J Oncol Pract. 2014 Jul; 10(4):e231-9. View in: PubMed

Role of oncologists and primary care physicians in providing follow-up care to non-Hodgkin lymphoma survivors within 5 years of diagnosis: a population-based study. Support Care Cancer. 2014 Jun; 22(6):1509-17. View in: PubMed

Long-term financial burden of breast cancer: experiences of a diverse cohort of survivors identified through population-based registries. J Clin Oncol. 2014 Apr 20; 32(12):1269-76. View in: PubMed

Contemporary prevalence of pretreatment urinary, sexual, hormonal, and bowel dysfunction: Defining the population at risk for harms of prostate cancer treatment. Cancer. 2014 Apr 15; 120(8):1263-71. View in: PubMed

Characteristics associated with the use of complementary health approaches among long-term cancer survivors. Support Care Cancer. 2014 Apr; 22(4):927-36. View in: PubMed

Emotional well-being years post-treatment for breast cancer: prospective, multi-ethnic, and population-based analysis. J Cancer Surviv. 2014 Mar; 8(1):131-42. View in: PubMed

Providers of follow-up care in a population-based sample of breast cancer survivors. Breast Cancer Res Treat. 2014 Feb; 144(1):179-84. View in: PubMed

Racial and ethnic variation in partner perspectives about the breast cancer treatment decision-making experience. Oncol Nurs Forum. 2014 Jan 1; 41(1):13-20. View in: PubMed

Clinical and Demographic Factors Associated With Receipt of Non Guideline-concordant Initial Therapy for Nonmetastatic Prostate Cancer. Am J Clin Oncol. 2014 Jan 1. View in: PubMed

Type and dose of radiotherapy used for initial treatment of non-metastatic prostate cancer. Radiat Oncol. 2014; 9(1):47. View in: PubMed

Patient-physician communication about health-related quality-of-life problems: are non-Hodgkin lymphoma survivors willing to talk? J Clin Oncol. Patient-physician communication about health-related quality-of-life problems: are non-Hodgkin lymphoma survivors willing to talk? J Clin Oncol. 2013 Nov 1; 31(31):3964-70. View in: PubMed

Null association between histology of first and second primary malignancies in men with bilateral testicular germ cell tumors. Am J Epidemiol. 2013 Oct 15; 178(8):1240-5. View in: PubMed

Mental health disparities between Hispanic and non-Hispanic parents of childhood cancer survivors. Pediatr Blood Cancer. 2013 Sep; 60(9):1470-7. View in: PubMed

Childhood infections and adult height in monozygotic twin pairs. Am J Epidemiol. 2013 Aug 15; 178(4):551-8. View in: PubMed

Health-related quality of life of adolescent and young adult patients with cancer in the United States: the Adolescent and Young Adult Health Outcomes and Patient Experience study. J Clin Oncol. 2013 Jun 10; 31(17):2136-45. View in: PubMed

Talking About Cancer and Meeting Peer Survivors: Social Information Needs of Adolescents and Young Adults Diagnosed with Cancer. J Adolesc Young Adult Oncol. 2013 Jun; 2(2):44-52. View in: PubMed

Cardiovascular risk factors among long-term survivors of breast, prostate, colorectal, and gynecologic cancers: a gap in survivorship care? J Cancer Surviv. Cardiovascular risk factors among long-term survivors of breast, prostate, colorectal, and gynecologic cancers: a gap in survivorship care? J Cancer Surviv. 2013 Jun; 7(2):253-61. View in: PubMed

Effect of age, tumor risk, and comorbidity on competing risks for survival in a U. S. population-based cohort of men with prostate cancer. Ann Intern Med. 2013 May 21; 158(10):709-17. View in: PubMed

Mortality after radical prostatectomy or external beam radiotherapy for localized prostate cancer. J Natl Cancer Inst. 2013 May 15; 105(10):711-8. View in: PubMed

Predictors of use of complementary and alternative medicine by non-hodgkin lymphoma survivors and relationship to quality of life. Integr Cancer Ther. 2013 May; 12(3):225-35. View in: PubMed

Adjuvant endocrine therapy initiation and persistence in a diverse sample of patients with breast cancer. Breast Cancer Res Treat. 2013 Apr; 138(3):931-9. View in: PubMed

The USC Adult Twin Cohorts: International Twin Study and California Twin Program. Twin Res Hum Genet. 2013 Feb; 16(1):366-70. View in: PubMed

Health-related quality of life among survivors of aggressive non-Hodgkin lymphoma. Cancer. 2013 Feb 1; 119(3):672-80. View in: PubMed

Long-term functional outcomes after treatment for localized prostate cancer. N Engl J Med. 2013 Jan 31; 368(5):436-45. View in: PubMed

Regional, provider, and economic factors associated with the choice of active surveillance in the treatment of men with localized prostate cancer. J Natl Cancer Inst Monogr. 2012 Dec; 2012(45):213-20. View in: PubMed

Health information needs and health-related quality of life in a diverse population of long-term cancer survivors. Patient Educ Couns. 2012 Nov; 89(2):345-52. View in: PubMed

Unmet adolescent and young adult cancer survivors information and service needs: a population-based cancer registry study. J Cancer Surviv. 2012 Sep; 6(3):239-50. View in: PubMed

Factors associated with receipt of breast cancer adjuvant chemotherapy in a diverse population-based sample. J Clin Oncol. 2012 Sep 1; 30(25):3058-64. View in: PubMed

Patterns of Use and Patient Satisfaction with Breast Reconstruction among Obese Patients: Results from a Population-Based Study. Plast Reconstr Surg. 2012 Aug; 130(2):263-70. View in: PubMed

Impact of cancer on work and education among adolescent and young adult cancer survivors. J Clin Oncol. 2012 Jul 1; 30(19):2393-400. View in: PubMed

Complementary and Alternative Medicine Use, Patient-reported Outcomes, and Treatment Satisfaction Among Men With Localized Prostate Cancer. Urology. 2012 May; 79(5):1034-41. View in: PubMed

Coordination of breast cancer care between radiation oncologists and surgeons: a survey study. Int J Radiat Oncol Biol Phys. 2012 Apr 1; 82(5):2072-8. View in: PubMed

Underascertainment of radiotherapy receipt in Surveillance, Epidemiology, and End Results registry data. Cancer. 2012 Jan 15; 118(2):333-41. View in: PubMed

Double Jeopardy? Age, Race, and HRQOL in Older Adults with Cancer. J Cancer Epidemiol. 2012; 2012:478642. View in: PubMed

Sexual well-being among survivors of non-Hodgkin lymphoma. Oncol Nurs Forum. 2011 Sep; 38(5):E351-9. View in: PubMed

Recruitment and follow-up of adolescent and young adult cancer survivors: the AYA HOPE Study. J Cancer Surviv. 2011 Sep; 5(3):305-14. View in: PubMed

Correlates of worry about recurrence in a multiethnic population-based sample of women with breast cancer. Cancer. 2011 May 1; 117(9):1827-36. View in: PubMed

Diabetes mellitus and health-related quality of life in prostate cancer: 5-year results from the Prostate Cancer Outcomes Study. BJU Int. 2011 Apr; 107(8):1223-31. View in: PubMed

Racial/ethnic differences in job loss for women with breast cancer. J Cancer Surviv. 2011 Mar; 5(1):102-11. View in: PubMed

Quality of life research: adding an important dimension to the evaluation of therapeutic outcomes. Leuk Lymphoma. 2011 Mar; 52(3):353-4. View in: PubMed

Trends in the treatment of localized prostate cancer using supplemented cancer registry data. BJU Int. 2011 Feb; 107(4):576-84. View in: PubMed

Perceptions of care coordination in a population-based sample of diverse breast cancer patients. Patient Educ Couns. 2010 Dec; 81 Suppl:S34-40. View in: PubMed

Employment of nurse practitioners and physician assistants in breast cancer care. J Oncol Pract. 2010 Nov; 6(6):312-6. View in: PubMed

Does it matter where you go for breast surgery?: attending surgeon's influence on variation in receipt of mastectomy for breast cancer. Med Care. 2010 Oct; 48(10):892-9. View in: PubMed

Patient recruitment methods to evaluate treatment decision making for localized prostate cancer. Am J Clin Oncol. 2010 Aug; 33(4):381-6. View in: PubMed

Unanticipated and underappreciated outcomes during management of local stage prostate cancer: a prospective survey. J Urol. 2010 Jul; 184(1):120-5. View in: PubMed

Patterns and correlates of adjuvant radiotherapy receipt after lumpectomy and after mastectomy for breast cancer. J Clin Oncol. 2010 May 10; 28(14):2396-403. View in: PubMed

Coordinating cancer care: patient and practice management processes among surgeons who treat breast cancer. Med Care. 2010 Jan; 48(1):45-51. View in: PubMed

The impact of sociodemographic, treatment, and work support on missed work after breast cancer diagnosis. Breast Cancer Res Treat. 2010 Jan; 119(1):213-20. View in: PubMed

Racial/ethnic differences in quality of life after diagnosis of breast cancer. J Cancer Surviv. 2009 Dec; 3(4):212-22. View in: PubMed

Racial and ethnic disparities in the use of postmastectomy breast reconstruction: results from a population- based study. J Clin Oncol. 2009 Nov 10; 27(32):5325-30. View in: PubMed

A protective role for early oral exposures in the etiology of young adult Hodgkin lymphoma. Blood. 2009 Nov 5; 114(19):4014-20. View in: PubMed

Surgeon recommendations and receipt of mastectomy for treatment of breast cancer. JAMA. 2009 Oct 14; 302(14):1551-6. View in: PubMed

Decision involvement and receipt of mastectomy among racially and ethnically diverse breast cancer patients. J Natl Cancer Inst. 2009 Oct 7; 101(19):1337-47. View in: PubMed

Access to information sources and treatment considerations among men with local stage prostate cancer. Urology. 2009 Sep; 74(3):509-15. View in: PubMed

Latinas and breast cancer outcomes: population-based sampling, ethnic identity, and acculturation assessment. Cancer Epidemiol Biomarkers Prev. 2009 Jul; 18(7):2022-9. View in: PubMed

Physical activity and quality of life in adult survivors of non-Hodgkin's lymphoma. J Clin Oncol. 2009 Feb 20; 27(6):960-6. View in: PubMed

The relative importance of genetics and environment on mammographic density. Cancer Epidemiol Biomarkers Prev. 2009 Jan; 18(1):102-12. View in: PubMed

Racial/ethnic differences in adequacy of information and support for women with breast cancer. Cancer. 2008 Sep 1; 113(5):1058-67. View in: PubMed

Health-related information needs in a large and diverse sample of adult cancer survivors: implications for cancer care. J Cancer Surviv. 2008 Sep; 2(3):179-89. View in: PubMed

Predictors of intravesical therapy for nonmuscle invasive bladder cancer: results from the surveillance, epidemiology and end results program 2003 patterns of care project. J Urol. 2008 Aug; 180(2):520-4; discussion 524. View in: PubMed

Association of Preexisting Symptoms with Treatment Decisions among Newly Diagnosed Prostate Cancer Patients. Patient. 2008 Jul 1; 1(3):189. View in: PubMed

5-year urinary and sexual outcomes after radical prostatectomy: results from the Prostate Cancer Outcomes Study. J Urol. 2008 May; 179(5 Suppl):S40-4. View in: PubMed

Interleukin-2, interleukin-12, and interferon-gamma levels and risk of young adult Hodgkin lymphoma. Blood. 2008 Apr 1; 111(7):3377-82. View in: PubMed

Prostate cancer testing following a negative prostate biopsy: over testing the elderly. J Gen Intern Med. 2007 Aug; 22(8):1139-43. View in: PubMed

Population-based survivorship research using cancer registries: a study of non-Hodgkin's lymphoma survivors. J Cancer Surviv. 2007 Mar; 1(1):49-63. View in: PubMed

The simultaneous assessment of constitutional, behavioral, and environmental factors in the development of large nevi. Cancer Epidemiol Biomarkers Prev. 2007 Feb; 16(2):200-6. View in: PubMed

Twins as willing research participants: successes from studies nested within the California Twin Program. Twin Res Hum Genet. 2006 Dec; 9(6):927-32. View in: PubMed

Differential twin concordance for multiple sclerosis by latitude of birthplace. Ann Neurol. 2006 Jul; 60(1):56-64. View in: PubMed

Gender differences in determinants of smoking initiation and persistence in California twins. Cancer Epidemiol Biomarkers Prev. 2006 Jun; 15(6):1189-97. View in: PubMed

Health outcomes in older men with localized prostate cancer: results from the Prostate Cancer Outcomes Study. Am J Med. 2006 May; 119(5):418-25. View in: PubMed

5-year urinary and sexual outcomes after radical prostatectomy: results from the prostate cancer outcomes study. J Urol. 2005 May; 173(5):1701-5. View in: PubMed

Th1 and Th2 cytokines and IgE levels in identical twins with varying levels of cigarette consumption. J Clin Immunol. 2004 Nov; 24(6):617-22. View in: PubMed

Racial/Ethnic differences in functional outcomes in the 5 years after diagnosis of localized prostate cancer. J Clin Oncol. 2004 Oct 15; 22(20):4193-201. View in: PubMed

An estimate of physical activity prevalence in a large population-based cohort. Med Sci Sports Exerc. 2004 Feb; 36(2):253-60. View in: PubMed

Puberty and genetic susceptibility to breast cancer in a case-control study in twins. N Engl J Med. 2003 Jun 5; 348(23):2313-22. View in: PubMed

The occurrence of chronic disease and other conditions in a large population-based cohort of native Californian twins. Twin Res. 2002 Oct; 5(5):460-7. View in: PubMed

Further evidence for a strong genetic influence on the development of autoimmune thyroid disease: the California twin study. Thyroid. 2002 Aug; 12(8):647-53. View in: PubMed

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